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Cheap flights from San Antonio to Ireland from €174

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Ireland departing on 22/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from San Antonio to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
09:00 - 05:10
SAT
-
DUB
14h 10m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€309Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Aer Lingus Logo
08:50 - 05:10
SAT
-
DUB
14h 20m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€335Aer Lingus
Tue, 11 Aug - Wed, 19 Aug
Aer Lingus Logo
09:00 - 05:10
SAT
-
DUB
14h 10m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€336Aer Lingus
Tue, 1 Sep - Wed, 9 Sep
Aer Lingus Logo
08:50 - 05:10
SAT
-
DUB
14h 20m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€340Aer Lingus
Tue, 11 Aug - Wed, 19 Aug
Multiple Airlines Logo
05:20 - 05:10
SAT
-
DUB
18h 50m
2 stops
Multiple Airlines Logo
13:00 - 17:18
DUB
-
SAT
34h 18m
2 stops
€575Multiple Airlines
Sun, 25 Oct - Mon, 2 Nov
Multiple Airlines Logo
05:20 - 05:10
SAT
-
DUB
17h 50m
2 stops
Multiple Airlines Logo
13:00 - 13:22
DUB
-
SAT
30h 22m
2 stops
€576Multiple Airlines
Wed, 18 Nov - Wed, 25 Nov
United Airlines Logo
13:00 - 10:15
SAT
-
SNN
15h 15m
1 stop
United Airlines Logo
09:30 - 22:51
SNN
-
SAT
19h 21m
1 stop
€634United Airlines
Sun, 13 Sep - Wed, 16 Sep
United Airlines Logo
07:35 - 07:30
SAT
-
SNN
17h 55m
2 stops
United Airlines Logo
09:30 - 20:52
SNN
-
SAT
17h 22m
2 stops
€638United Airlines
Sun, 13 Sep - Wed, 16 Sep
Lufthansa Logo
06:30 - 07:30
SAT
-
SNN
19h 00m
1 stop
Lufthansa Logo
09:30 - 16:31
SNN
-
SAT
13h 01m
1 stop
€724Lufthansa
Tue, 1 Sep - Thu, 10 Sep
KLM Logo
12:37 - 11:10
SAT
-
SNN
16h 33m
1 stop
KLM Logo
13:05 - 00:20
SNN
-
SAT
17h 15m
2 stops
€782KLM
Tue, 21 Jul - Tue, 28 Jul

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Aer Lingus flights from San Antonio to Ireland

Our best Aer Lingus deals on San Antonio to Ireland flight tickets
Aer Lingus
1 Sept
SAT09:00San Antonio
14h 10m
1 stop
DUB05:10Dublin
9 Sept
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€309
Aer Lingus
11 Aug
SAT08:50San Antonio
14h 20m
1 stop
DUB05:10Dublin
19 Aug
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€335
Aer Lingus
1 Sept
SAT09:00San Antonio
14h 10m
1 stop
DUB05:10Dublin
9 Sept
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€336

United Airlines flights from San Antonio to Ireland

Our best United Airlines deals on San Antonio to Ireland flight tickets
United Airlines
7 Sept
SAT12:10San Antonio
13h 10m
1 stop
DUB07:20Dublin
17 Sept
DUB09:20Dublin
37h 11m
2 stops
SAT16:31San Antonio
€589
United Airlines
2 Sept
SAT06:00San Antonio
19h 45m
2 stops
DUB07:45Dublin
8 Sept
DUB09:20Dublin
32h 31m
2 stops
SAT11:51San Antonio
€591
United Airlines
8 Sept
SAT13:00San Antonio
14h 45m
1 stop
DUB09:45Dublin
18 Sept
DUB09:20Dublin
32h 32m
2 stops
SAT11:52San Antonio
€593

momondo Fare Finder

 
Customise your flight search to find flights from San Antonio to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 9 June 2026.
Use the filters below to find and compare flights from San Antonio to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 1/9

09:00-05:10

1 stop14h 10m

Dublin

Wed 9/9

13:20-21:13

1 stop13h 53m

€309

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 11/8

08:50-05:10

1 stop14h 20m

Dublin

Wed 19/8

13:20-21:13

1 stop13h 53m

€335

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 1/9

09:00-05:10

1 stop14h 10m

Dublin

Wed 9/9

13:20-21:13

1 stop13h 53m

€336

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 11/8

08:50-05:10

1 stop14h 20m

Dublin

Wed 19/8

13:20-21:13

1 stop13h 53m

€340

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Sun 25/10

05:20-05:10

2 stops18h 50m

Dublin

Mon 2/11

13:00-17:18

2 stops34h 18m

€575

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 18/11

05:20-05:10

2 stops17h 50m

Dublin

Wed 25/11

13:00-13:22

2 stops30h 22m

€576

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Sun 13/9

13:00-10:15

1 stop15h 15m

Shannon

Wed 16/9

09:30-22:51

1 stop19h 21m

€634

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Sun 13/9

07:35-07:30

2 stops17h 55m

Shannon

Wed 16/9

09:30-20:52

2 stops17h 22m

€638

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Tue 1/9

06:30-07:30

1 stop19h 00m

Shannon

Thu 10/9

09:30-16:31

1 stop13h 01m

€724

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Tue 21/7

12:37-11:10

1 stop16h 33m

Shannon

Tue 28/7

13:05-00:20

2 stops17h 15m

€782

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ireland from

How to get the cheapest flight ticket from San Antonio to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of August is another great option to travel to Ireland, with average flight prices from San Antonio averaging around €331.

How far in advance should I book a flight from San Antonio to Ireland?

You are more likely to see cheaper flights to Ireland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €623 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from San Antonio for as low as €414 on momondo.

Cheap San Antonio to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Ireland

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from San Antonio to Ireland takes 11h 35m
There are no direct flights from San Antonio to Ireland. There are no popular flight routes from San Antonio to Ireland.
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Frequently asked questions about flying from San Antonio to Ireland

  • When did momondo last update prices for flights from San Antonio Airport to Ireland?

    Prices for flights from San Antonio Airport to Ireland were last updated today.

  • How old do you have to be to fly from San Antonio Airport to Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Ireland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Ireland. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to Ireland with flexible booking policies on momondo?

All flight searches from San Antonio to Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Ireland?

momondo helps you find the best flight between San Antonio and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ireland from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Ireland

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